diff --git a/plat/nxp/soc-ls1088a/ls1088ardb/plat_def.h b/plat/nxp/soc-ls1088a/ls1088ardb/plat_def.h
new file mode 100644
index 0000000..a6b14fe
--- /dev/null
+++ b/plat/nxp/soc-ls1088a/ls1088ardb/plat_def.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2022 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_DEF_H
+#define PLAT_DEF_H
+
+#include <arch.h>
+/*
+ * Required without TBBR.
+ * To include the defines for DDR PHY
+ * Images.
+ */
+#include <tbbr_img_def.h>
+
+#include <policy.h>
+#include <soc.h>
+
+#define NXP_SPD_EEPROM0		0x51
+
+#define NXP_SYSCLK_FREQ		100000000
+#define NXP_DDRCLK_FREQ		100000000
+
+/* UART related definition */
+#define NXP_CONSOLE_ADDR	NXP_UART_ADDR
+#define NXP_CONSOLE_BAUDRATE	115200
+
+/* Size of cacheable stacks */
+#if defined(IMAGE_BL2)
+#if defined(TRUSTED_BOARD_BOOT)
+#define PLATFORM_STACK_SIZE	0x2000
+#else
+#define PLATFORM_STACK_SIZE	0x1000
+#endif
+#elif defined(IMAGE_BL31)
+#define PLATFORM_STACK_SIZE	0x1000
+#endif
+
+#define BL2_START		NXP_OCRAM_ADDR
+#define BL2_LIMIT		(NXP_OCRAM_ADDR + NXP_OCRAM_SIZE)
+#define BL2_NOLOAD_START	NXP_OCRAM_ADDR
+#define BL2_NOLOAD_LIMIT	BL2_BASE
+
+/* IO defines as needed by IO driver framework */
+#define MAX_IO_DEVICES		4
+#define MAX_IO_BLOCK_DEVICES	1
+#define MAX_IO_HANDLES		4
+
+/*
+ * FIP image defines - Offset at which FIP Image would be present
+ * Image would include Bl31 , Bl33 and Bl32 (optional)
+ */
+#ifdef POLICY_FUSE_PROVISION
+#define MAX_FIP_DEVICES		2
+#endif
+
+#ifndef MAX_FIP_DEVICES
+#define MAX_FIP_DEVICES		1
+#endif
+
+#define BL32_IRQ_SEC_PHY_TIMER	29
+#define BL31_WDOG_SEC		89
+
+/*
+ * ID of the secure physical generic timer interrupt used by the BL32.
+ */
+#define PLAT_LS_G1S_IRQ_PROPS(grp) \
+	INTR_PROP_DESC(BL32_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, grp, \
+			GIC_INTR_CFG_LEVEL)
+
+/* SGI 15 and Secure watchdog interrupts assigned to Group 0 */
+#define PLAT_LS_G0_IRQ_PROPS(grp)	\
+	INTR_PROP_DESC(BL31_WDOG_SEC, GIC_HIGHEST_SEC_PRIORITY, grp, \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(15, GIC_HIGHEST_SEC_PRIORITY, grp, \
+			GIC_INTR_CFG_LEVEL)
+
+#endif /* PLAT_DEF_H */